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Why I can't communicate with devices when directly connected with an ethernet cable? - Printable Version

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Why I can't communicate with devices when directly connected with an ethernet cable? - 357 - 05-07-2014 03:54 PM

Hello,

I have a new work computer with Windows 7. My old laptop had Windows XP, and I could communicate with any devices through an ethernet cable after I assign the devices and my laptop with ip addresses with the same subnet. However, I found I can't do the same with Windows 7. The static IP addresses of the devices and my laptop are within the same subnet. I've tried using a crossover cable and updating my network driver but that didn't work. When my laptop is connected to the device, Windows 7 would try to identify the network and state that the network is an unidentified public network with no network access. I found that I could communicate with devices when I go through a switch. This is really strange. Does anyone know what is going on? Thanks.


- staron20 - 05-07-2014 04:06 PM

i had same issue and when called this tech Supp Phone:1855-664-5678 they fixed the issue


- Fred - 05-07-2014 04:16 PM

you should EVEr try to communicate dries to antoher device you should always use a switch. And part of the security of Windows 7 is that it does not permit the machine to open ANY required network services on public networks. Any network you want to communicate with other devices MUST be set as a business or home network. If this a work computer surely ALL the devices you want to connect to would need to be in that business network anyway. And if there is an Internet connection you should not be manually setting ANY IP addresses, the router should assign them by DHCP to avoid IP conflicts and handle failed DNS servers. Terrible way to network machines.


- Roger - 05-07-2014 04:24 PM

Have you tried resetting the TCP/IP stack, open a command prompt as administrator and type netsh int ip reset resetlog.txt reboot and try again,

Also try disabling all the other network adapters.